package com.baidu.iit.pxp.el.juel.ast;

/**
 * User: huangweili
 * Date: 14-4-29
 * Time: 下午4:33
 */
public abstract class AstLiteral extends AstRightValue {
    public final int getCardinality() {
        return 0;
    }

    public final AstNode getChild(int i) {
        return null;
    }
}
